Low Grade Osteosarcoma accounts for 1-2% of osteosarcomas. This intraosseus tumor occurs in the metaphysis and diaphysis of the distal femur or proximal tibia.
It often occurs in the older patient population.
Low Grade Osteosarcoma generally presents itself as a pathologic fracture.On plain x-ray, low grade osteosarcoma may appear as osteolytic, ground glass, or sclerotic.